CVE-2023-3413

Insertion of Sensitive Information Into Sent Data in GitLab

An issue has been discovered in GitLab affecting all versions starting from 16.2 before 16.2.8, all versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. It was possible to read the source code of a project through a fork created before changing visibility to only project members.

Affected

GitLab

CVSS v3.1 NVD

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v3.1 GITLAB

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS

0.74% chance of exploitation in the next 30 days, 54th percentile

Published

2023-09-29

Updated

2025-11-20

Proof-of-concept exploits (1)

• https://hackerone.com/reports/2027967

References

• CVE Record
• NVD entry